An Alien Concept: Weather Machines (Part 5)

Once you battle the plant you will need to read 'Fine Literature' (12 hours on a 3 star Bookcase).

Preparing for Preteens Quest (Part 2)

Once you build the School you will need to buy a Preteen Desk and a Preteen Bookshelf then read 'Harriet Putter and the Greenkeepers Crystal'* for 3.5 hours.

*I found the title especially amusing since I've only just gotten on the Harry Potter band wagon (better late than never!).